[#Form: Sales Color] Add : Button : WhatsApp [Button: WhatsApp] Option : JKK : $VoucherTypeName="Sales" [!Button: JKK] Key : Alt + W Action : Browse URL : "http://web.whatsapp.com/send?Phone=" +@@Mobileno [#Form: Ledger Vouchers] Add : Button : After : ChangeCompany : WhatsApp1 [#Report: Ledger Vouchers] [Button: WhatsApp1] Title: "WHATSAPP" Key : Alt + W Action : Browse URL : "http://web.whatsapp.com/send?Phone=" +@@Mobileno [System: Formula] Mobileno :$$String:"91" + $Ledgermobile:Ledger:$Ledgername